10 results about "Rotation cycle" patented technology

According to the rotating circulating type large cover plate upper and lower surface detection device, a tool table comprises a rotating disc and positioning tools, and the two positioning tools are arranged on the front side and the rear side of the upper surface of the rotating disc in a transverse central symmetry mode; the displacement detection equipment comprises a supporting stand column, a main moving guide rail, a translation motor, a translation longitudinal rod, a passive guide rail and a detection moving rod, and by using the rotary double-positioning tool and the movable upper and lower double-surface detection equipment, positioning assembly of an outer side front prevention cover plate and synchronous detection of the upper and lower surfaces of an inner side rear surface are realized; and after completion of detection, rotation and alternation are carried out, so that efficient detection and loading and unloading operation are realized, the production efficiency is effectively improved, the time for mounting, dismounting and positioning of the positioning tool is shortened, and detection, loading and unloading can be carried out at the same time.

The invention discloses a multi-product high-speed transfer device, which relates to the technical field of automatic equipment and comprises a transfer frame and a plurality of groups of clamp mounting positions fixedly arranged on one side of the transfer frame. The problem of complex program mechanism matching operation of a conventional transfer module is solved, a cam mechanism composed of two sets of Y-axis cams and a set of X-axis cams is adopted, one power meets the grabbing and releasing action of the whole set, cam curves and the length of a steering connecting rod need to be matched with the station interval, it is ensured that the carrying distance is consistent every time, deviation to a third station is avoided, the action matching time is saved, and the working efficiency is improved. The X-axis movement amount of the mechanism is adjusted in a mechanism mode, the rotation period of the cam needs to be synchronous with the taking-placing-returning action of the clamping jaw, continuous operation of an assembly line is guaranteed, deviation caused by sensor abnormity is avoided, the mechanism is more stable and reliable, modular design is achieved, corresponding clamps or suction heads can be replaced according to different scene application requirements, multiple purposes are achieved, and cost is reduced.

A multi-circle angular displacement measuring device based on a single gear structure comprises a shell, a rotating shaft, a driving wheel, a driven wheel, magnetic steel, a deep groove ball bearing, a circuit board and a Hall chip. Three deep groove ball bearings are respectively mounted in holes in the upper and lower end faces of the bottom of the shell; the small-section end of the rotating shaft penetrates through the first deep groove ball bearing and the second deep groove ball bearing, and the root of the rotating shaft is inserted into a mounting hole of the driving wheel. The driving wheel is fixed with the inner ring of the deep groove ball bearing II; the first magnetic steel is installed in a groove of the driving wheel. A driven wheel is fixed with an inner ring of the deep groove ball bearing III, and teeth of the driven wheel are meshed with teeth of the driving wheel; the second magnetic steel is installed in a groove of the driven wheel. The circuit board is arranged on a boss in the shell; the first Hall chip and the second Hall chip are installed on the circuit board and axially correspond to the first magnetic steel and the second magnetic steel respectively. The device is high in vibration resistance, small in accumulative error, high in positioning precision, absolute in mechanical measurement, capable of achieving real absolute multi-circle angle measurement and capable of being used for application needing to track multiple rotation periods.

The invention relates to a control method and device for a continuous flying shear turning device and electronic equipment. The method comprises the steps that the movement time needed by the turning device to move from an initial position to a shearing position and the shear blade rotation period of a flying shear are determined; calculating a shear blade angle for triggering the turning device to act based on the movement time and the shear blade rotation period; the actual rotation angle of the flying shear cutter is monitored in real time; in response to the fact that the actual rotation angle reaches the shear blade angle, a starting instruction is sent to the turning device. According to the method, the movement time required by the turning device to move to the shearing position is obtained, and the shear blade rotation period of the flying shear is synchronously obtained, so that the shear blade angle for accurately triggering the turning device to act is calculated, and then the actual rotation angle of the cutterhead is monitored in real time, and the starting instruction is immediately sent out when the set angle is reached; by accurately calculating an angle trigger signal, the inherent time delay of mechanical motion and system control of the turning device is actively compensated, and finally the problem of steel heaping caused by inaccurate shearing time is effectively solved.

The invention relates to a method for predicting a theoretical moment when a blade without a rotating speed signal reaches a blade tip timing probe. The method comprises the steps of obtaining the actual arrival time of N blades reaching m blade tip timing probes in the circumferential direction of the blades, obtaining the rotating shaft rotating speed value in a vibration-free state through reconstruction based on the actual arrival time of the N blades, and reconstructing the theoretical time value of the N blades reaching the m blade tip timing probes according to the rotating shaft rotating speed value. According to the method, the stability of data measurement in the aero-engine vibration experiment can be improved, the requirement for the experiment environment is reduced, a vibration measurement system can be simplified, and the method has important practical application value in the development process of aero-engines.

This invention relates to a device and method for preventing steel from sticking to the surface of rail rolls, belonging to the field of rail rolling technology in the metallurgical industry. The technical solution is as follows: a guide plate (1) and a scraper (2) are fixed to the mill beam (5) by bolts (3) and washers (4). One side of the scraper (2) contacts the roll pass. One side of the guide plate (1) has an inclined surface (6), the slope of which in the vertical direction is consistent with the slope of the roll leg pass. The guide plate (1) has a rectangular groove (7) that matches the mill beam (5) and a threaded hole (8) that matches the bolt (3). The scraper (2) has a rectangular hole (9) that matches the bolt (3). The beneficial effects of this invention are: it can assist in the straightening of the workpiece during the bite-in stage by the guide plate, reducing the direct impact of the workpiece on the roll; and in the next rotation cycle after steel sticking occurs on the roll, the scraper removes the steel stuck to the roll surface.

The application discloses a multi-rotation cycle spinning cylinder assembling method, and belongs to the technical field of spinning manufacturing; the assembling method uses an assembling ring and a discharging fork on a spinning roller seat to realize quick assembling. The assembling method is as follows: a process head end of a cylinder after heat treatment is sleeved on a spinning core mold, so that the inner diameter of the process head end is attached to the outer diameter of the spinning core mold; the assembling ring is sleeved on the outer diameter of the cylinder, so that one end surface of the assembling ring is in contact with the process head end surface of a spinning roller stop position; the axial position of the discharging fork on the spinning roller seat is adjusted, so that the discharging fork is close to the outer end surface of the assembling ring; the spinning roller seat is moved along the cylinder mounting direction, the assembling ring is pushed by the discharging fork to bring the cylinder into the end of the spinning core mold main shaft, and the assembling is completed. The application solves the problems of assembling difficulty, time consumption and labor intensity in the process of assembling the deformed spinning cylinder to the spinning core mold again during multi-rotation cycle spinning.

The present application relates to a kind of double-crank link structure for clamping mandrel, including two clamping posts arranged in horizontal direction, driving mechanism for driving two described clamping posts in vertical plane same direction rotation, the rotation track of two described clamping posts is respectively located in two parallel planes, the rotation track of two described clamping posts is close to one side with overlapping point, and two described clamping posts coincide in each rotation cycle in overlapping point.For the purpose of achieving continuous transport mandrel in prior art, the motion trajectory of clamping equipment is generally arc whole circle, which has the problem of larger swing operation space.

This utility model relates to the technical field of labeling, and more particularly to a servo-driven label-pressing auxiliary mechanism. It includes a servo motor, a sleeve at the bottom of the servo motor, and connecting plates at both ends of the sleeve. One connecting plate on one side of the sleeve is fixed to the bottom of the servo motor. One end of the servo motor has an output end located inside the sleeve. A first half-coupling is located inside the sleeve, and one end of the output end is connected to the first half-coupling. A second half-coupling is connected to the bottom of the first half-coupling, and an intermediate shaft is located in the second half-coupling. The intermediate shaft is coaxial with the output end, and a label-pressing roller is located on the outer side of the intermediate shaft. This utility model provides a servo-driven label-pressing auxiliary mechanism. By setting a servo motor to drive the label-pressing roller to rotate, when dealing with relatively tall labels, the rotation cycle of the label-pressing roller is the same as the rotation cycle of the label-cutting roller, causing the protruding part of the label-pressing roller to press down on the label, preventing uncut labels from being dragged.

Disclosed are a refrigerated mixing assembly, an operation method, an operation system, and a storage medium thereof, the operation method includes: determining an operation mode and a production completion condition of the refrigerated mixing assembly in response to a mode selection operation of the refrigerated mixing assembly; setting a motor rotation scheme of the refrigerated mixing assembly according to the operation mode, a ratio of the reverse rotation duration to the forward rotation duration is within a preset range; determining a set temperature of the refrigerated mixing assembly from the operation mode; controlling operation of a stirring motor according to the motor rotation scheme, and controlling operation of an evaporator according to the set temperature, each rotation cycle of the stirring motor includes at least one forward rotation and one reverse rotation; and generating a production completion signal upon satisfaction of the production completion condition.